package com.lyh.mall.product.service.impl;

import com.lyh.mall.product.dao.SkuInfoDao;
import com.lyh.mall.product.entity.SkuInfoEntity;
import org.apache.commons.lang.StringUtils;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.util.List;
import java.util.Map;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.lyh.common.utils.PageUtils;
import com.lyh.common.utils.Query;

import com.lyh.mall.product.service.SkuInfoService;


@Service("skuInfoService")
public class SkuInfoServiceImpl extends ServiceImpl<SkuInfoDao, SkuInfoEntity> implements SkuInfoService {

    @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<SkuInfoEntity> page = this.page(
                new Query<SkuInfoEntity>().getPage(params),
                new QueryWrapper<SkuInfoEntity>()
        );

        return new PageUtils(page);
    }

    /**
     * sku的基本信息保存:pms_sku_info
     * @param skuInfoEntity
     */
    @Override
    public void saveSkuInfo(SkuInfoEntity skuInfoEntity) {
        baseMapper.insert(skuInfoEntity);
    }

    /**
     * sku检索 — 列表
     * @param params
     * @return
     */
    @Override
    public PageUtils queryPageByCondition(Map<String, Object> params) {
        QueryWrapper<SkuInfoEntity> queryWrapper = new QueryWrapper<>();

        String key = (String) params.get("key");
        if (!StringUtils.isEmpty(key)){
            queryWrapper.and((wrapper)->{
                wrapper.eq("sku_id",key).or().like("sku_name",key);
            });
        }

        String catelogId = (String) params.get("catelogId");
        if (!StringUtils.isEmpty(catelogId) && !"0".equalsIgnoreCase(catelogId)){
            queryWrapper.eq("catalog_id",catelogId);
        }

        String brandId = (String) params.get("brandId");
        if (!StringUtils.isEmpty(brandId) && !"0".equalsIgnoreCase(brandId)){
            queryWrapper.eq("brand_id",brandId);
        }

        String min = (String) params.get("min");
        if (!StringUtils.isEmpty(min)){
            //大于等于
            queryWrapper.ge("price",min);
        }

        String max = (String) params.get("max");
        if (!StringUtils.isEmpty(max)){
            try {
                BigDecimal bigDecimal = new BigDecimal(max);
                if (bigDecimal.compareTo(new BigDecimal("0"))==1) {
                    //小于等于
                    queryWrapper.le("price", max);
                }
            }catch (Exception e){

            }
        }

        IPage<SkuInfoEntity> page = this.page(
                new Query<SkuInfoEntity>().getPage(params),
                queryWrapper
        );

        return new PageUtils(page);
    }

    /**
     * 查出当前spuid对应的所用sku信息，品牌的名字
     * @param spuId
     * @return
     */
    @Override
    public List<SkuInfoEntity> getSkusBySpuId(Long spuId) {
        QueryWrapper<SkuInfoEntity> queryWrapper = new QueryWrapper<>();
        queryWrapper.eq("spu_id",spuId);
        List<SkuInfoEntity> list = this.list(queryWrapper);
        return list;
    }

}